233552620257 has 12 divisors (see below), whose sum is σ = 339716940336. Its totient is φ = 141545360040.

The previous prime is 233552620229. The next prime is 233552620271. The reversal of 233552620257 is 752026255332.

It is not a de Polignac number, because 233552620257 - 2¹⁶ = 233552554721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (233552620207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2734128 + ... + 2818254.

It is an arithmetic number, because the mean of its divisors is an integer number (28309745028).

Almost surely, 2^233552620257 is an apocalyptic number.

It is an amenable number.

233552620257 is a deficient number, since it is larger than the sum of its proper divisors (106164320079).

233552620257 is an frugal number, since it uses more digits than its factorization.

233552620257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168268 (or 84141 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 42.

Adding to 233552620257 its reverse (752026255332), we get a palindrome (985578875589).

The spelling of 233552620257 in words is "two hundred thirty-three billion, five hundred fifty-two million, six hundred twenty thousand, two hundred fifty-seven".